Lumber Jack 100-Percent Hickory Wood BBQ Grilling Pellets, 40-Pound Bag (Discontinued by Manufacturer) Made from actual trees, not just residual wood. Made using the bark and cambium layer of trees. This is the area where the most flavor in a tree resides. Made in a smaller diameter to create a hotter burn and more smoke with more surface area. Available in a multitude of flavors including pure and blended mixtures Made in the USA